MONTANA EXPERIMENT STATION. 



165 



r.iay not kill a tree outright they may so bliiyht it ms to vender it 

 ■JS^ tss. 



The question is often asked : "Would the San Jose sc.ile become 

 a serious pest in the latitude and under the climatic conditions 

 of [Montana"? \\hile there is room for a reasonable doubt that 

 this scale would be a serious menace to Montana fruit trees, the 

 fruit growers should keep the benefit of the doubt on their side and 

 urge the enforcement of the laws that are intended to prevent its 

 admittance and should watch for, and if possible, suppress it as it 

 comes. 



It is true that in localities where it thrives methods are now de- 

 vised whereby it may be held in control but the application of these 

 means is expensive and the presence of the pest is a cause of anxiety 

 to the owner of the infested premises. 



- Pig. 14. San Jose Scale: a, infested twig natural size; b, as the scales 

 ap-pear under a hand lens- (Howard and Marlatt, Bulletin 3, New Series, Div. 

 of Bntomolog}-, U. S. Dept. of Agr.) 



